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bug#41737: 26.3; (window-text-pixel-size) in console
From: |
Stefan Kangas |
Subject: |
bug#41737: 26.3; (window-text-pixel-size) in console |
Date: |
Wed, 12 Aug 2020 18:01:31 -0700 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Tomas Hlavaty <tom@logand.com>
>> Date: Sat, 06 Jun 2020 14:47:14 +0200
>>
>> (window-text-pixel-size) in console seems to be wrong.
>
> I don't think it's wrong, I think the doc string needs clarification
> (which I just did).
>
>> The width seems to the width of the (visible) window.
>
> If the text is as wide or wider than the window, then by default this
> is what is expected, yes.
>
>> The height seems to be number of lines in a file.
>
> On a TTY frame, yes.
>
>> However, when evaluated in notmuch thread, the cdr of the return
>> value is a number which I cannot interpret (it is not number of
>> lines in the buffer and it is now height of the visible window).
>
> I'd need to see an example to respond to that. But maybe using the
> new doc string (below) you will be able to understand what happens in
> that use case as well.
>
>> Return the size of the text of WINDOW’s buffer in pixels. WINDOW
>> must be a live window and defaults to the selected one. The return
>> value is a cons of the maximum pixel-width of any text line and the
>> maximum pixel-height of all text lines.
>>
>> I suppose that pixel in console is one character.
>
> Yes, that is a general rule in TTY frames.
>
>> the maximum pixel-width of any text line
>>
>> but this does not seem to be true. I have file with long line but it
>> still returns number of visible columns.
>
> Right, by default text beyond window's width is ignored. It was not
> immediately clear from the doc string; I hope it is more clear now.
>
>> maximum pixel-height of all text lines
>>
>> It is not clean, what does that mean and the returned number doesn't
>> seem to be useful for anything.
>
> I clarified that as well.
That was 9 weeks ago, and, given the lack of updates since, it seems
like all issues here are resolved. I'm therefore closing this bug
report.
Best regards,
Stefan Kangas
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